[snowy] Apply piston fix to make all handlers csrf-exempt

[Sanford Armstrong <sharm src gnome org>]

commit 04c448f651df6854b9f9a01f6f5a43281c3bf670
Author: Sandy Armstrong <sanfordarmstrong gmail com>
Date:   Tue Sep 14 00:07:45 2010 -0700

    Apply piston fix to make all handlers csrf-exempt
    
    http://bitbucket.org/jespern/django-piston/changeset/87c0fcfb7465

 api/urls.py            |    8 --------
 lib/piston/resource.py |    1 +
 2 files changed, 1 insertions(+), 8 deletions(-)
---
diff --git a/api/urls.py b/api/urls.py
index 5bd2377..524beb8 100644
--- a/api/urls.py
+++ b/api/urls.py
@@ -26,18 +26,10 @@ auth = HttpBasicAuthentication(realm='Snowy')
 authoauth = OAuthAuthentication(realm='Snowy')
 ad = {'authentication': authoauth}
 
-""" piston resources are marked csrf_exempt to ensure the the django
-CsrfMiddleware doesn't interfere with POST requests
-http://bitbucket.org/jespern/django-piston/issue/82/post-requests-fail-when-using-django-trunk """
-
 root_handler = Resource(handler=RootHandler, **ad)
-root_handler.csrf_exempt = getattr(root_handler.handler, 'csrf_exempt', True)
 user_handler = Resource(UserHandler)
-user_handler.csrf_exempt = getattr(user_handler.handler, 'csrf_exempt', True)
 notes_handler = Resource(handler=NotesHandler, **ad)
-notes_handler.csrf_exempt = getattr(notes_handler.handler, 'csrf_exempt', True)
 note_handler = Resource(handler=NoteHandler, **ad)
-note_handler.csrf_exempt = getattr(note_handler.handler, 'csrf_exempt', True)
 
 urlpatterns = patterns('',
     # 1.0 API methods
diff --git a/lib/piston/resource.py b/lib/piston/resource.py
index c63fd54..5bafa66 100644
--- a/lib/piston/resource.py
+++ b/lib/piston/resource.py
@@ -34,6 +34,7 @@ class Resource(object):
             raise AttributeError, "Handler not callable."
 
         self.handler = handler()
+        self.csrf_exempt = getattr(self.handler, 'csrf_exempt', True)
 
         if not authentication:
             self.authentication = (NoAuthentication(),)